CCD magnitude estimates by VSOLJ members object YYYYMMDD(UT) mag code SN2006X 20060208.620 15.18CR SKu.VSOLJ Observer's code: Shunnichi Kumamoto (Miyakonojo, Miyazaki,Japan) Instruments: 20cm-VISAC(VIXEN) + BJ41L, 180sec×5 Composite Comparison stars: USNO A2_1050_06705773 stars Rmag 14.6